5-day weather forecast for Fullerton, California

Weather changeability for Fullerton, California

Unfortunately, there was not enough data for this station to provide meaningful weather changeability data.

Weather forecast accuracy for Fullerton, California

Last Month
MeteoGroup   89.78%
The Weather Channel   88.98%
AccuWeather   88.71%
Weather Underground   88.71%
Foreca   88.71%
NWS Digital Forecast   86.42%
Dark Sky   84.14%
Persistence   80.56%
World Weather Online   66.94%
Last Year
The Weather Channel   88.05%
Weather Underground   87.94%
AccuWeather   87.83%
Foreca   87.51%
MeteoGroup   87.41%
NWS Digital Forecast   84.51%
Dark Sky   81.44%
World Weather Online   77.58%
Persistence   69.08%

ForecastAdvisor Fact

57.2% of World Weather Online's high temperature forecasts for Fullerton were within 3 degrees of actual temperatures last year.